mutter/clutter/tests/interactive/test-texture-quality.c
2016-04-12 20:04:26 +02:00

117 lines
3.5 KiB
C

#include <stdlib.h>
#include <gmodule.h>
#include <clutter/clutter.h>
/* each time the timeline animating the label completes, swap the direction */
static void
timeline_completed (ClutterTimeline *timeline,
gpointer user_data)
{
clutter_timeline_set_direction (timeline,
!clutter_timeline_get_direction (timeline));
clutter_timeline_start (timeline);
}
static gboolean
change_filter (gpointer actor)
{
ClutterTextureQuality old_quality;
old_quality = clutter_texture_get_filter_quality (actor);
switch (old_quality)
{
case CLUTTER_TEXTURE_QUALITY_LOW:
clutter_texture_set_filter_quality (actor,
CLUTTER_TEXTURE_QUALITY_MEDIUM);
g_print ("Setting texture rendering quality to medium\n");
break;
case CLUTTER_TEXTURE_QUALITY_MEDIUM:
clutter_texture_set_filter_quality (actor,
CLUTTER_TEXTURE_QUALITY_HIGH);
g_print ("Setting texture rendering quality to high\n");
break;
case CLUTTER_TEXTURE_QUALITY_HIGH:
clutter_texture_set_filter_quality (actor,
CLUTTER_TEXTURE_QUALITY_LOW);
g_print ("Setting texture rendering quality to low\n");
break;
}
return TRUE;
}
G_MODULE_EXPORT gint
test_texture_quality_main (int argc, char *argv[])
{
ClutterTimeline *timeline;
ClutterAlpha *alpha;
ClutterBehaviour *depth_behavior;
ClutterActor *stage;
ClutterActor *image;
ClutterColor stage_color = { 0x12, 0x34, 0x56, 0xff };
ClutterFog stage_fog = { 10.0, -50.0 };
GError *error;
gchar *file;
if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
return 1;
stage = clutter_stage_new ();
clutter_actor_set_background_color (stage, &stage_color);
clutter_stage_set_use_fog (CLUTTER_STAGE (stage), TRUE);
clutter_stage_set_fog (CLUTTER_STAGE (stage), &stage_fog);
g_signal_connect (stage,
"destroy", G_CALLBACK (clutter_main_quit),
NULL);
g_signal_connect (stage,
"button-press-event", G_CALLBACK (clutter_main_quit),
NULL);
if (argc < 2)
g_print ("Hint: the redhand.png isn't a good test image for this test.\n"
"This test can take any image file as an argument\n");
file = (argc > 1)
? g_strdup (argv[1])
: g_build_filename (TESTS_DATADIR, "redhand.png", NULL);
error = NULL;
image = clutter_texture_new_from_file (file, &error);
if (error)
g_error ("Unable to load image: %s", error->message);
g_free (file);
/* center the image */
clutter_actor_set_position (image,
(clutter_actor_get_width (stage) - clutter_actor_get_width (image))/2,
(clutter_actor_get_height (stage) - clutter_actor_get_height (image))/2);
clutter_container_add (CLUTTER_CONTAINER (stage), image, NULL);
timeline = clutter_timeline_new (5000);
g_signal_connect (timeline,
"completed", G_CALLBACK (timeline_completed),
NULL);
alpha = clutter_alpha_new_full (timeline, CLUTTER_LINEAR);
depth_behavior = clutter_behaviour_depth_new (alpha, -2500, 400);
clutter_behaviour_apply (depth_behavior, image);
clutter_actor_show (stage);
clutter_timeline_start (timeline);
clutter_threads_add_timeout (10000, change_filter, image);
clutter_main ();
g_object_unref (depth_behavior);
g_object_unref (timeline);
return EXIT_SUCCESS;
}
G_MODULE_EXPORT const char *
test_texture_quality_describe (void)
{
return "Change the texture filtering quality.";
}